CIK 0001093557 · Large accelerated filer
DEXCOM INC
Sign in to watch- Ticker
- DXCM
- Exchange
- Nasdaq
- Industry
- Surgical & Medical Instruments & Apparatus
- FY end
- Dec 31
- Incorporated
- DE
- Entity type
- operating
- EIN
- 330857544
- Phone
- 8582000200
- Business address
- 6340 SEQUENCE DRIVE, SAN DIEGO, CA, 92121
- Open-market buys, last 90 days
- $0
- in 0 filings
- Open-market sales, last 90 days
- $4,328,435
- in 8 filings, $4.3M under 10b5-1 plans
Net −$4,328,435. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.
Who's trading
90 days
- SAYER KEVIN R −$2.4M Executive Chair sold 8% of stake
- AUGUSTINOS NICHOLAS −$680K Director sold 22% of stake
- Stern Sadie −$649K EVP Chief People & Culture Off sold 6% of stake
- Sylvain Jereme M −$303K EVP, Chief Financal Officer sold 2% of stake
- Brown Michael Jon −$288K EVP Chief Legal Compliance Off sold 3% of stake
Reading 100 more Form 4s from the SEC; this list fills in as they're read.
| Date | Insider | Transaction | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|
| 2026-01-29 | Sylvain Jereme M EVP, Chief Financal Officer | Shares withheld for taxes | −2,652 | $73.36 | $195K | 123,207 |
| 2026-01-29 | Brown Michael Jon EVP, Chief Legal Officer | Grant or award | +7,123 | 101,308 | ||
| 2026-01-29 | Brown Michael Jon EVP, Chief Legal Officer | Shares withheld for taxes | −2,653 | $73.36 | $195K | 98,655 |
| 2026-01-29 | SAYER KEVIN R Executive Chair | Grant or award | +71,218 | 443,247 | ||
| 2026-01-29 | SAYER KEVIN R Executive Chair | Shares withheld for taxes | −34,257 | $73.36 | $2.5M | 408,990 |
| 2025-11-14 | Collins Richard Alexander Director | Sale 10b5-1 | −2,906 | $59.05 | $172K | 35,088 |
| 2025-11-12 | Heller Bridgette P Director | Sale 10b5-1 | −1,012 | $58.07 | $59K | 27,031 |
| 2025-11-10 | Leach Jacob Steven President & COO | Purchase | +15,700 | $54.98 | $863K | 329,197 |
| 2025-11-10 | Leach Jacob Steven President & COO | Purchase | +2,500 | $55.43 | $139K | 331,697 |
| 2025-11-10 | Collins Richard Alexander Director | Sale 10b5-1 | −3,948 | $55.17 | $218K | 37,994 |
| 2025-10-24 | Ashley Euan A. Director | Grant or award | +7,166 | 7,166 | ||
| 2025-09-05 | Malady Kyle Director | Sale 10b5-1 | −667 | $80.86 | $54K | 22,667 |
| 2025-09-04 | Stern Sadie EVP, Chief HR Officer | Sale 10b5-1 | −1,466 | $80.00 | $117K | 105,223 |
| 2025-09-02 | Sylvain Jereme M EVP, Chief Financal Officer | Sale 10b5-1 | −4,824 | $74.17 | $358K | 118,657 |
| 2025-08-15 | Brown Michael Jon EVP, Chief Legal Officer | Sale 10b5-1 | −500 | $80.29 | $40K | 94,102 |
| 2025-08-15 | FOLETTA MARK G Director | Sale 10b5-1 | −2,555 | $81.02 | $207K | 51,316 |
| 2025-08-15 | FOLETTA MARK G Director | Sale 10b5-1 | −195 | $81.54 | $16K | 51,121 |
| 2025-07-28 | Stern Sadie EVP, Chief HR Officer | Sale 10b5-1 | −1,466 | $88.99 | $130K | 106,689 |
| 2025-07-15 | FOLETTA MARK G Director | Sale 10b5-1 | −2,742 | $85.17 | $234K | 53,879 |
| 2025-07-15 | FOLETTA MARK G Director | Sale 10b5-1 | −8 | $86.03 | $688 | 53,871 |
Page 5 of 24 · 466 trades